Version 4 is available upstream. Please consider updating!
It seems that version 4 is available upstream, while the latest version in the Gentoo tree is 2.2.2_p12.
You think this warning is false? Read more about it here.

Available Versions

Version amd64 x86 alpha arm arm64 hppa ia64 ppc ppc64 riscv sparc
2.2.2_p12  : 0 amd64 x86 ?alpha ?arm ?arm64 ?hppa ?ia64 ppc ?ppc64 ?riscv ?sparc

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